Hub



FIG. 1 is a front perspective view of a hub showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is another perspective view thereof in which a cable is provided in broken lines to illustrate an example environment.

The broken lines in the figures show portions of the hub which form no part of the claimed design.

The broken line showing the cable in FIG. 8 depicts environmental subject matter and forms no part of the claimed design. 

CLAIM We claim the ornamental design for a hub, as shown and described. 